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Finding the Third Proportional to 2,144.60 and 3,207.41

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Solution

The third proportional to 2,144.60 and 3,207.41 is: 4,796.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,144.60 : 3,207.41 = 3,207.41 : x
  2. Step 2: Convert to fraction form
    2,144.60/3,207.41 = 3,207.41/x
  3. Step 3: Cross multiply
    2,144.60x = 3,207.41 × 3,207.41
  4. Step 4: Simplify right side
    2,144.60x = 10,287,479.91
  5. Step 5: Solve for x
    x = 10,287,479.91/2,144.60
  6. Step 6: Final answer
    x = 4,796.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.